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Merge pull request #2856 from eth-p/fix-2185

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Fix incorrect categorization of ANSI SGR sequences.
This commit is contained in:
David Peter
2024-02-12 08:32:47 +01:00
committed by GitHub
parent f735120978 bc1ca1a346
commit 1b9fc1d5af
2 changed files with 39 additions and 5 deletions
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1
CHANGELOG.md
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@@ -7,6 +7,7 @@
- Fix long file name wrapping in header, see #2835 (@FilipRazek)
- Fix `NO_COLOR` support, see #2767 (@acuteenvy)
- Fix handling of inputs with OSC ANSI escape sequences, see #2541 and #2544 (@eth-p)
- Fix handling of inputs with combined ANSI color and attribute sequences, see #2185 and #2856 (@eth-p)
- Fix panel width when line 10000 wraps, see #2854 (@eth-p)
## Other

43
src/vscreen.rs
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@@ -169,10 +169,10 @@ impl Attributes {
while let Some(p) = iter.next() {
match p {
0 => self.sgr_reset(),
1 => self.bold = format!("\x1B[{}m", parameters),
2 => self.dim = format!("\x1B[{}m", parameters),
3 => self.italic = format!("\x1B[{}m", parameters),
4 => self.underline = format!("\x1B[{}m", parameters),
1 => self.bold = "\x1B[1m".to_owned(),
2 => self.dim = "\x1B[2m".to_owned(),
3 => self.italic = "\x1B[3m".to_owned(),
4 => self.underline = "\x1B[4m".to_owned(),
23 => self.italic.clear(),
24 => self.underline.clear(),
22 => {
@@ -183,7 +183,7 @@ impl Attributes {
40..=49 => self.background = Self::parse_color(p, &mut iter),
58..=59 => self.underlined = Self::parse_color(p, &mut iter),
90..=97 => self.foreground = Self::parse_color(p, &mut iter),
100..=107 => self.foreground = Self::parse_color(p, &mut iter),
100..=107 => self.background = Self::parse_color(p, &mut iter),
_ => {
// Unsupported SGR sequence.
// Be compatible and pretend one just wasn't was provided.
@@ -890,4 +890,37 @@ mod tests {
);
assert_eq!(iter.next(), None);
}
#[test]
fn test_sgr_attributes_do_not_leak_into_wrong_field() {
let mut attrs = crate::vscreen::Attributes::new();
// Bold, Dim, Italic, Underline, Foreground, Background
attrs.update(EscapeSequence::CSI {
raw_sequence: "\x1B[1;2;3;4;31;41m",
parameters: "1;2;3;4;31;41",
intermediates: "",
final_byte: "m",
});
assert_eq!(attrs.bold, "\x1B[1m");
assert_eq!(attrs.dim, "\x1B[2m");
assert_eq!(attrs.italic, "\x1B[3m");
assert_eq!(attrs.underline, "\x1B[4m");
assert_eq!(attrs.foreground, "\x1B[31m");
assert_eq!(attrs.background, "\x1B[41m");
// Bold, Bright Foreground, Bright Background
attrs.sgr_reset();
attrs.update(EscapeSequence::CSI {
raw_sequence: "\x1B[1;94;103m",
parameters: "1;94;103",
intermediates: "",
final_byte: "m",
});
assert_eq!(attrs.bold, "\x1B[1m");
assert_eq!(attrs.foreground, "\x1B[94m");
assert_eq!(attrs.background, "\x1B[103m");
}
}